/*
	?????
*/
public class OperatorDemo01 {
	public static void main(String[] args) {
		int a = 5;
		int b = 2;
		System.out.println(a+b);
		System.out.println(a-b);
		System.out.println(a*b);
		System.out.println(a/b);
		System.out.println(a%b);
		
		double c = 5.0;
		int d = 2;
		System.out.println(c/d);
		
	}
}